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10 Cards in this Set
- Front
- Back
All automatic controllers |
Compare a PV to an SP |
|
The ratio of minimum to maximum output signal of a proportional controller is 1 to |
5 |
|
The process variable signal represents the |
Measured variable |
|
Large diaphragms on pneumatic valves |
Amplify pressure |
|
A silicon controlled rectifier is a kind of _______ transducer. |
I/E |
|
A two position controller always |
Is on or off |
|
Gain is the _______ proportional band |
Reciprocal of |
|
A cascade control system with 4 controllers sends blank control outputs to the final control element |
1 |
|
Which of the following alarms is independent of the size of PV change |
Rate of change |
|
The root mean square method is used to calculate |
System accuracy |
